1 If necessary, check the Check for updated definitions before scanning check box. 2  If necessary, check the Run a scan only when system is idle check box.  Click Save. Now, every day at 11:00 a.m. (in this example), if the computer is on, Windows Defender will do a quick scan of your computer's hard drive.
Atwell Island Land Retirement Demonstration Project Atwell Island is located within the southeastern portion of now-drained Tulare Lake which as recently as 100 years ago was the largest freshwater lake west of the Mississippi River.twell Island is currently home to federally listed and sensitive animal species including mountain plover, Tipton's kangaroo rat, and the San Joaquin kit fox, tricolored blackbird, burrowing owls, horned lizards, and the blunt-nosed leopard lizard.
Map of Government Island. Government Island is a 1,760-acre (7 km 2) island in the Columbia River north of Portland, in Multnomah County, in the U.S. state of Oregon. Though Interstate 205 passes over it on the Glenn L. Jackson Memorial Bridge, access to the island is only by boat.Although there is a city controlled locked gate in the 205 fence.) Government Island is known for its great blue heron colony and the Government Island State Recreation Area (primitive camping, beaches).